MSI 

B550TMHWKMWI MSI MB MAG B550 TOMAHAWK MAX WIFI AM4 Max128GB DDR4 PCIE ATX Retail

Mfg Part Number:  B550TMHWKMWI  
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Price: $278.83 + Free Shipping
Quantity:
In Stock: 7
Last Updated: Aug 15, 2026
No Sales Tax except these states
, PO and Wire.

Conquer the Battlefield

The MAG series was born through rigorous quality testing and designed to be a symbol of sturdiness and durability. Focused on providing the best user experience, the MAG series has a simple installation process coupled with a friendly user interface making it the best choice for entry level gamers.

THERMAL SOLUTION FOR MORE CORES AND HIGHER PERFORMANCE

With more cores' processors, thermal and power design is more important to make sure the temperature keeps lower. MSI extended PWM heatsink and enhanced circuit design ensures even high-end CPU to run in full speed with MSI motherboards.

LIGHTNING GEN 4 M.2

Utilizing 3rd Gen Ryzen processors, MSI B550 motherboards feature latest Lightning Gen 4 M.2 which is the fastest onboard storage solution on the market with up to 64 Gb/s transfer speed.

HIGH-BANDWIDTH AND LOW-LATENCY NETWORK

2.5Gbps LAN provides incredible data transfer speed faster than general Gigabit LAN. This is a premium solution for demanding users.

Main Specification
General Information
Manufacturer MSI
Manufacturer Part Number B550TMHWKMWI
Manufacturer Website Address http://www.msi.com
Brand Name MSI
Product Line MAG
Product Model B550 TOMAHAWK MAX WIFI
Product Name B550 TOMAHAWK MAX WIFI Desktop Motherboard
Product Type Desktop Motherboard
Processor & Chipset
Chipset Manufacturer AMD
Chipset Model B550
Total Processor Supported 1
Processor Socket Socket AM4
Processor Supported Ryzen 5
Processor Supported Ryzen 3
Processor Supported Ryzen 9
Multi GPU Supported CrossFire
Memory
Number of Memory Slots 4
Memory Form Factor DIMM
Memory Form Factor UDIMM
Maximum Memory Supported 128 GB
Memory Technology DDR4 SDRAM
Memory Speed Supported 4533 MHz
Memory Speed Supported 4400 MHz
Memory Speed Supported 3866 MHz
Memory Speed Supported 2133 MHz
Memory Speed Supported 3733 MHz
Memory Speed Supported 3300 MHz
Memory Speed Supported 5000 MHz
Memory Speed Supported 4800 MHz
Memory Speed Supported 4266 MHz
Memory Speed Supported 4200 MHz
Memory Speed Supported 3466 MHz
Memory Speed Supported 3400 MHz
Memory Speed Supported 3200 MHz
Memory Speed Supported 2933 MHz
Memory Speed Supported 3000 MHz
Memory Speed Supported 2666 MHz
Memory Speed Supported 4000 MHz
Memory Speed Supported 3600 MHz
Memory Speed Supported 4866 MHz
Memory Speed Supported 4600 MHz
Memory Speed Supported 4300 MHz
Memory Speed Supported 4133 MHz
Memory Speed Supported 2400 MHz
Memory Speed Supported 5100 MHz
Memory Speed Supported 3333 MHz
I/O Controller
Controller Type Serial ATA/600
RAID Supported Yes
RAID Levels 1
RAID Levels 10
RAID Levels 0
Video
Onboard Video CPU Dependent Video
Audio
Audio Channels 7.1
Network & Communication
Gigabit Ethernet Yes
2.5Gigabit Ethernet Yes
I/O Expansions
Total Number of Expansion Slots 4
PCI Express Standard PCI Express 3.0
PCI Express Standard PCI Express 4.0
Total Number of PCI Express Slots 4
Number of PCI Express x1 Slots 2
Number of PCI Express x16 Slots 2
Interfaces/Ports
Total Number of USB Ports 6
Number of USB 2.0 Ports 2
Number of USB 3.2 Gen 1 Type-A Ports 2
Number of USB 3.2 Gen 2 Type-A Ports 1
Number of USB 3.2 Gen 2 Type-C Ports 1
S/PDIF Yes
HDMI Yes
HDMI Version
  • 2.1
  • DisplayPort Yes
    Number of Network (RJ-45) Ports 1
    Onboard Interfaces
    Number of SATA Interfaces 6
    Number of M.2 Interfaces 2
    Total Number of Onboard USB Ports 7
    Number of Onboard USB 2.0 Ports 4
    Physical Characteristics
    Form Factor ATX
    Miscellaneous
    Brand Compatibility AMD
    Country of Origin China
    Warranty
    Limited Warranty 3 Year
    WARNING:: The plastic used in cable products can expose you to lead and lead components, chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.P65Warnings.ca.gov
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